<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use app\common\model\MerchantCar;
use think\exception\ValidateException;
use think\facade\Db;
use think\Model;

/**
 * 优惠券管理
 *
 * @icon fa fa-circle-o
 */
class Coupon extends Backend
{
    
    /**
     * Coupon模型对象
     * @var \app\admin\model\Coupon
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Coupon;
        $typeList = \app\admin\model\Coupon::fetchType();
        $limitTypeList = \app\admin\model\Coupon::fetchLimitType();
        $this->view->assign(['typeList' => $typeList, 'limitTypeList' => $limitTypeList]);
        $this->assignconfig(['typeList' => $typeList, 'limitTypeList' => $limitTypeList]);
        $visible = 0;
        if($this->group_id == 2){
            $visible = 1;
        }
        $this->assignconfig('visible', $visible);
        $this->assignconfig('group_id', $this->group_id);

    }
    
    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 查看.
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            [$where, $sort, $order, $offset, $limit] = $this->buildparams();
            $total = $this->model
                ->where($where)
                ->where('is_delete', 1)
                ->order('id desc,type desc')
                ->count();
            $list = $this->model
                ->where($where)
                ->where('is_delete', 1)
                ->order('id desc,type desc')
                ->limit($offset, $limit)
                ->select();
            $coupon_ids = $this->merchant['coupon_ids']??'';
            $coupon_ids = explode(',', $coupon_ids);
            foreach ($list as &$value){
                $value->is_bao = 1;
                if(!in_array($value->id, $coupon_ids)){
                    $value->is_bao = 2;
                }
            }
            $result = ['total' => $total, 'rows' => $list];

            return json($result);
        }

        return $this->view->fetch();
    }


    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post('row/a');
            if ($params) {
                $params = $this->preExcludeFields($params);

                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $result = false;
                Db::startTrans();
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name     = str_replace('\\model\\', '\\validate\\', get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name.'.add' : $name) : $this->modelValidate;
                        validate($validate)->scene($this->modelSceneValidate ? 'add' : $name)->check($params);
                    }
                    if($params['type'] == 2 && ($params['coupon_amount'] > 10 || $params['coupon_amount'] < 0)){
                        $this->error('折扣只能设置0-10');
                    }
                    if($params['type'] == 3){
                        $params['is_eject'] = 2;
                        $this->model->where(['is_delete' => 1, 'type' => 3])->update(['is_eject' => 1, 'updatetime' => time()]);
                    }else{
                        $this->model->where(['is_delete' => 1])->where('type', 'in', '1,2')->update(['is_eject' => 1, 'updatetime' => time()]);
                    }
                    $params['start_time'] = strtotime($params['start_time']);
                    $params['coupon_time'] = strtotime($params['coupon_time']);
                    $params['createtime'] = time();
                    $result = $this->model->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (\PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }

        return $this->view->fetch();
    }

    /**
     * 编辑
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            if (!in_array($row[$this->dataLimitField], $adminIds)) {
                $this->error(__('You have no permission'));
            }
        }
        if ($this->request->isPost()) {
            $params = $this->request->post('row/a');
            if ($params) {
                $params = $this->preExcludeFields($params);
                $result = false;
                Db::startTrans();

                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name     = str_replace('\\model\\', '\\validate\\', get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? $name : $this->modelValidate;
                        $pk       = $row->getPk();
                        if (!isset($params[$pk])) {
                            $params[$pk] = $row->$pk;
                        }
                        validate($validate)->scene($this->modelSceneValidate ? 'edit' : $name)->check($params);
                    }
                    if($params['type'] == 2 && ($params['coupon_amount'] > 10 || $params['coupon_amount'] < 0)){
                        $this->error('折扣只能设置0-10');
                    }
                    if($params['type'] == 3){
                        $params['is_eject'] = 2;
                        $this->model->where(['is_delete' => 1, 'type' => 3])->update(['is_eject' => 1, 'updatetime' => time()]);
                    }else{
                        $this->model->where(['is_delete' => 1])->where('type', 'in', '1,2')->update(['is_eject' => 1, 'updatetime' => time()]);
                    }
                    $params['start_time'] = strtotime($params['start_time']);
                    $params['coupon_time'] = strtotime($params['coupon_time']);
                    $params['updatetime'] = time();
                    $result = $row->save($params);
                    \app\admin\model\UserCoupon::where('coupon_id', $ids)->update(['start_time' => $params['start_time'], 'expiration_time' => $params['coupon_time']]);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (\PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were updated'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $this->view->assign('row', $row);

        return $this->view->fetch();
    }

    /**
     * 删除
     */
    public function del($ids = "")
    {
        $row                 = $this->model->get($ids);
        $this->modelValidate = true;
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $this->model->where('id', 'in', $ids)->update(['is_delete' => 2, 'deletetime' => time()]);
        $this->success();
    }

    /**
     * 报名
     */
    public function join()
    {
        $ids = $this->request->param('ids');
        $this->modelValidate = true;
        if (!$ids) {
            $this->error(__('No Results were found'));
        }
        $row = $this->model->where('id', 'in', $ids)->select();
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        if($this->group_id != 2 && !$this->merchant){
            $this->error(__('没有权限或商家不存在'));
        }
        $coupon_ids = $this->merchant['coupon_ids'];
        $coupon_ids = explode(',', $coupon_ids);
        if(in_array($ids, $coupon_ids)){
            $this->error(__('商家已报过名，无需重复报名'));
        }

        Db::startTrans();
        try {
            if($this->merchant['coupon_ids']){
                $new_coupon_ids = $this->merchant['coupon_ids'] . ',' . $ids;
            }else{
                $new_coupon_ids = $ids;
            }
            $update = ['coupon_ids' => $new_coupon_ids, 'updatetime' => time()];
            \app\admin\model\Merchant::where('id', $this->merchant['id'])->update($update);

            Db::commit();
            $this->success('报名成功！');
        } catch (ValidateException $e) {
            Db::rollback();
            $this->error($e->getMessage());
        } catch (\PDOException $e) {
            Db::rollback();
            $this->error($e->getMessage());
        } catch (Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
    }

    /**
     * 取消报名
     */
    public function drop()
    {
        $ids = $this->request->param('ids');
        $this->modelValidate = true;
        if (!$ids) {
            $this->error(__('No Results were found'));
        }
        $row = $this->model->where('id', 'in', $ids)->select();
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        if($this->group_id != 2 && !$this->merchant){
            $this->error(__('没有权限或商家不存在'));
        }
        $coupon_ids = $this->merchant['coupon_ids'];
        $coupon_ids = explode(',', $coupon_ids);
        if(!in_array($ids, $coupon_ids)){
            $this->error(__('商家已取消过报名，无需重复取消'));
        }

        Db::startTrans();
        try {
            $key = array_search($ids, $coupon_ids);
            if($key !== false){
                array_splice($coupon_ids, $key, 1);
            }
            $new_coupon_ids = implode(',', $coupon_ids);
            $update = ['coupon_ids' => $new_coupon_ids, 'updatetime' => time()];
            \app\admin\model\Merchant::where('id', $this->merchant['id'])->update($update);

            Db::commit();
            $this->success('取消报名成功！');
        } catch (ValidateException $e) {
            Db::rollback();
            $this->error($e->getMessage());
        } catch (\PDOException $e) {
            Db::rollback();
            $this->error($e->getMessage());
        } catch (Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
    }

}
